81497646

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{32573}}^1$

素因数の和:32720

約数の個数: 24

約数和(自身を含む): 177854040

約数和(自身を除く): 96356394

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 32573, 65146, 97719, 195438, 293157, 586314, 4527647, 9055294, 13582941, 27165882, 40748823, 81497646]

約数ペア:

[(1, 81497646), (2, 40748823), (3, 27165882), (6, 13582941), (9, 9055294), (18, 4527647), (139, 586314), (278, 293157), (417, 195438), (834, 97719), (1251, 65146), (2502, 32573)]